Thermo Fisher Scientific Inc. Offers Downdraft Anatomy Dissecting Table. Thermo Fisher Scientific Inc. Also manufactures various types of scientific instruments. The Downdraft Anatomy Dissecting Table is designed to provide a ventilated workstation for animal necropsies, surgeries, perfusions, and dissections. The Downdraft Anatomy Dissecting Table has an adjustable volume damper at the end of the table for easy access and control of the airflow volume across the work area. This Table has an atmospheric damper to provide continuous airflow volume when the table covers is closed, allowing for continuous balance of air on the facility HVAC system. This Table has a stainless steel construction.